21821796735220

素因数分解:

$2^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{4527343721}}^1$

素因数の和:4527343971

約数の個数: 24

約数和(自身を含む): 46015921590408

約数和(自身を除く): 24194124855188

約数列:

[1, 2, 4, 5, 10, 20, 241, 482, 964, 1205, 2410, 4820, 4527343721, 9054687442, 18109374884, 22636718605, 45273437210, 90546874420, 1091089836761, 2182179673522, 4364359347044, 5455449183805, 10910898367610, 21821796735220]

約数ペア:

[(1, 21821796735220), (2, 10910898367610), (4, 5455449183805), (5, 4364359347044), (10, 2182179673522), (20, 1091089836761), (241, 90546874420), (482, 45273437210), (964, 22636718605), (1205, 18109374884), (2410, 9054687442), (4820, 4527343721)]